wanhao i3 adjustable z stop REMIX

altered original design to have more adjustment on the Z axis and have two set screws to clamp the metal a little more.
I used a long 3mm set screw with a M3 nut glued on the end as the "plunger", works really well, can adjust the z stop very accurately - better than bending the switch tab up!

updated:
File: "Di3 adj Z bracket v2 smaller holes." has holes that are smaller and should allow a M2 bolt to screw into. This is for some later printers, eg Monoprice v2 etc that have adjustable slo